West Jordan is a city in Salt Lake County, Utah, United States. It is a suburb of Salt Lake City. According to the 2020 Census, the city had a population of 116,961, placing it as the third most populous in the state. The city occupies the southwest end of the Salt Lake Valley at an elevation of 4,330 feet (1,320 m). Named after the nearby Jordan River, the limits of the city begin on the river's western bank and end in the eastern foothills of the Oquirrh Mountains, where Kennecott Copper Mine, the world's largest man-made excavation, is located. Settled in the mid-19th century, the city has developed into its own regional center. As of 2012, the city has four major retail centers; with Jordan Landing being one of the largest mixed-use planned developments in the Intermountain West. Companies headquartered in West Jordan include Mountain America Credit Union, Lynco Sales & Service, SME Steel, and Cyprus Credit Union. The city has one major hospital, Jordan Valley Medical Center, and a campus of Salt Lake Community College. City landmarks include Gardner Village, established in 1850, and South Valley Regional Airport, formerly known as "Salt Lake Airport #2". The airport serves general aviation operations as well as a base for the 211th Aviation Regiment of the Utah Army National Guard flying Apache and Black Hawk helicopters.